today the obama campaign sending first lady michelle obama on the trail to talk to supporters in cincinnati. >>> overseas, nato secretary-general says there is a possibility western forces could be withdrawn from afghanistan more quickly than previously planned. they suggested the deadly spike of insider attacks has hit the morale of foreign troops serving in the war zone. u.s. military officials say an attack on saturday that killed two americans was especially unnerving as several afghan soldiers and possibly insurgents opened fire from several directions. nbc's chief foreign correspondent, richard engel, has been covering this war for almost the full 11 years. he filed this report from kabul. >> reporter: this woman is about to die. executed for adultery. the man she was with got off scot-free. the taliban recently filmed this video of their justice as a warning and to say they're making a comeback. some 30 miles away in the village, we saw few signs of what the u.s. would consider progress in afghanistan and no evidence that the american plan to hand over to a credible, stable afghan go